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Related Concept Videos

Mitochondrial Membranes01:45

Mitochondrial Membranes

A single mitochondrion is a bean-shaped organelle enclosed by a double-membrane system. The outer membrane of mitochondria is smooth and contains many porins - the integral membrane transporters. Porins enable free diffusion of ions and small uncharged molecules through the outer mitochondrial membrane but limit the transport of molecules larger than 5000 Daltons. Further, the outer mitochondrial membrane forms a unique structure called membrane contact sites with other subcellular organelles,...
Mitochondria01:37

Mitochondria

Mitochondria are eukaryotic cellular organelles that are known to produce energy through a process called oxidative phosphorylation. Besides their primary function, mitochondria are involved in various cellular processes, including cell growth, differentiation, signaling, metabolism, and senescence. Age-related changes cause a decline in mitochondrial quality and integrity due to increased mitochondrial mutations and oxidative damage. Thus, aging can severely impact mitochondrial functions,...

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Related Experiment Video

Updated: Jun 28, 2026

The Use of Primary Human Fibroblasts for Monitoring Mitochondrial Phenotypes in the Field of Parkinson's Disease
15:09

The Use of Primary Human Fibroblasts for Monitoring Mitochondrial Phenotypes in the Field of Parkinson's Disease

Published on: October 3, 2012

Assessing mitochondria biogenesis.

Denis M Medeiros1

  • 1Department of Human Nutrition, 213 Justin Hall, Kansas State University, Manhattan, KS 66506, USA. Medeiros@ksu.edu

Methods (San Diego, Calif.)
|October 22, 2008
PubMed
Summary

Mitochondria biogenesis requires coordinated nuclear and mitochondrial DNA (mtDNA) gene expression. Analyzing mitochondrial mass, mtDNA copy number, and key transcription factors confirms biogenesis in tissues.

Area of Science:

  • Cellular Biology
  • Molecular Biology
  • Biochemistry

Background:

  • Mitochondria biogenesis involves coordinated expression of nuclear and mitochondrial DNA (mtDNA).
  • Recent advances have elucidated key molecular regulators of mitochondrial biogenesis.
  • Understanding these processes is crucial for studying mitochondrial function and disease.

Purpose of the Study:

  • To outline comprehensive methods for assessing mitochondrial biogenesis in human and animal tissues.
  • To highlight the importance of analyzing multiple parameters for accurate determination of mitochondrial biogenesis.
  • To discuss the application of these techniques in disease pathology research.

Main Methods:

  • Quantitative analysis of mitochondrial mass/volume using microscopy (light and electron) and fluorescent dyes.

Related Experiment Videos

Last Updated: Jun 28, 2026

The Use of Primary Human Fibroblasts for Monitoring Mitochondrial Phenotypes in the Field of Parkinson's Disease
15:09

The Use of Primary Human Fibroblasts for Monitoring Mitochondrial Phenotypes in the Field of Parkinson's Disease

Published on: October 3, 2012

  • Biochemical assessment of mtDNA copy number and steady-state levels of key transcription factors.
  • Measurement of mtDNA-encoded transcripts, proteins, and mitochondrial translation rates.

    • Main Results:

    • Multiple parameters, including morphological and molecular markers, are necessary to confirm mitochondrial biogenesis.
    • Techniques described allow for quantitative assessment of mitochondrial biogenesis.
    • Transgenic and dietary animal models serve as valuable tools for studying mitochondrial biogenesis regulation.

    Conclusions:

    • Accurate assessment of mitochondrial biogenesis requires a multi-parameter approach.
    • These methods provide a framework for investigating mitochondrial dysfunction in various pathologies.
    • Further research using these techniques can advance our understanding of mitochondrial diseases.